Home / 94,786.68-142,078.83-47,308.26

Finding the Fourth Proportional to 94,786.68, 142,078.83 and 47,308.26

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Solution

The fourth proportional to 94,786.68, 142,078.83 and 47,308.26 is: 70,911.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,786.68 : 142,078.83 = 47,308.26 : x
  2. Step 2: Convert to fraction form
    94,786.68/142,078.83 = 47,308.26/x
  3. Step 3: Cross multiply
    94,786.68x = 142,078.83 × 47,308.26
  4. Step 4: Simplify right side
    94,786.68x = 6,721,502,230.14
  5. Step 5: Solve for x
    x = 6,721,502,230.14/94,786.68
  6. Step 6: Final answer
    x = 70,911.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.